Br23uboot1.00 [extra Quality] | 2026 Release |

This is the quickest and most common fix. All DualShock 4 controllers have a small, recessed reset button on the back, near the left screw or the L2 button shoulder.

If both hardware resets fail, the controller's firmware is likely corrupted beyond what a simple reset can fix. In this case, you need to the correct firmware onto the controller using JieLi's development tools.

is a specific technical bootloader state that occurs when a gaming controller or peripheral enters an internal firmware recovery or download mode. Instead of executing its normal operating code, the hardware defaults to its basic flash-memory communication protocol, prompting Windows or macOS to identify the gamepad as a generic USB mass storage device named BR23UBOOT1.00 .

When you connect your PlayStation 4 DualShock 4 controller to a Windows PC, you expect it to be recognized as a gamepad. But sometimes, instead of seeing "Wireless Controller" in Device Manager, users are confronted with a cryptic name: (or sometimes "BR23 UBOOT1.00 USB Device"). br23uboot1.00

Data compiled from official Jieli specifications.

br23uboot1.00 is the version 1.00 bootloader string for the architecture developed by Zhuhai Jieli Technology (杰理科技). Jieli is a massive Chinese semiconductor manufacturer. Their chips power a vast majority of the world's budget Bluetooth speakers, wireless earbuds, action cameras, and digital media players.

The vast majority of people who see this identifier encounter it in a frustrating situation: they plug in their game controller, and it doesn't work. Instead of being recognized as an input device, it appears as a drive or an unknown device with the name "BR23UBOOT1.00". This is the quickest and most common fix

Many counterfeit or unbranded controllers use cheaper chips that lack structural safeguards against static electricity or data corruption. Step-by-Step Fixes to Resolve the BR23UBOOT1.00 Issue

Understanding the BR23UBOOT1.00 Error: Why Your Controller Is Showing Up as a USB Storage Device

A corrupted firmware update or an interrupted background handshake causes the controller to lose its configuration data. Without valid instructions, the device cannot load its gamepad profile and falls back to its factory bootloader screen. In this case, you need to the correct

[Start Menu] ➔ [Device Manager] ➔ [Universal Serial Bus Controllers] ➔ Uninstall "USB Mass Storage Device"

Seeing "BR23UBOOT1.00" in Windows is undeniably frustrating. However, it is almost always a software state issue, not a hardware death sentence. In the vast majority of cases, a simple pin-hole reset will get your controller working again. If not, the battery disconnect trick is a very reliable next step, proven to work for many users where the initial reset did not. Only in rare cases of severe corruption would you need to explore the advanced firmware flashing tools. Before giving up on your controller, try the simple fixes first, and there is an excellent chance you will be back to gaming in no time.

[Windows Device Manager] ──> [Locate "BR23UBOOT1.00" under Storage Drives] ──> [Uninstall Device] ──> [Power Cycle PC] Press Windows Key + X and select .